Home / 2,079.53-2,868.36-1,511.41

Finding the Fourth Proportional to 2,079.53, 2,868.36 and 1,511.41

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Solution

The fourth proportional to 2,079.53, 2,868.36 and 1,511.41 is: 2,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079.53 : 2,868.36 = 1,511.41 : x
  2. Step 2: Convert to fraction form
    2,079.53/2,868.36 = 1,511.41/x
  3. Step 3: Cross multiply
    2,079.53x = 2,868.36 × 1,511.41
  4. Step 4: Simplify right side
    2,079.53x = 4,335,267.99
  5. Step 5: Solve for x
    x = 4,335,267.99/2,079.53
  6. Step 6: Final answer
    x = 2,084.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.